🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.62 AU

Year: 136 Days

Day: 14.1 Hours

Environment

Temp: 218 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.65 AU - 0.85 AU

Year: 242 Days

Day: 13.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.82 AU - 1.28 AU

Year: 401 Days

Day: 12.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.69 AU - 1.71 AU

Year: 826 Days

Day: 16.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.94 AU - 1.94 AU

Year: 1007 Days

Day: 42.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 127.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.63 AU - 2.59 AU

Year: 1143 Days

Day: 26.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.51 AU - 5.21 AU

Year: 3394 Days

Day: 43.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.6

Radius: 4.7

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 10.64 AU - 16.82 AU

Year: 18965 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,590,464 km

• M1: 59,540 km (0.088 R)
• M2: 373,845 km (0.118 R)
• M3: 992,133 km (0.063 R)
• M4: 1,789,789 km (0.071 R)
• M5: 2,026,303 km (0.11 R)
• M6: 2,265,660 km (0.113 R)
• M7: 2,523,566 km (0.113 R)
• M8: 5,374,902 km (0.119 R)
• M9: 5,834,167 km (0.055 R)
• M10: 6,498,681 km (0.098 R)
• M11: 7,057,728 km (0.081 R)
• M12: 7,852,392 km (0.069 R)
• M13: 8,443,154 km (0.059 R)
• M14: 8,793,662 km (0.117 R)
• M15: 9,951,699 km (0.088 R)
• M16: 17,503,848 km (0.117 R)
• M17: 18,435,694 km (0.037 R)
• M18: 20,790,364 km (0.05 R)
• M19: 22,411,556 km (0.046 R)
• M20: 23,252,745 km (0.077 R)
• M21: 25,720,212 km (0.107 R)
• M22: 28,453,964 km (0.08 R)
• M23: 29,141,815 km (0.1 R)
• M24: 35,610,876 km (0.113 R)
• M25: 39,844,645 km (0.094 R)
• M26: 40,828,999 km (0.086 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 11,294 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit